OpenTechnical

OT-2026-000057290

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, vented before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000057290) never changes.

Identity and time

Publication numberOT-2026-000057290 · never reused
Internal UUID01a0ae87-d5bc-7bb9-8477-1b92241b440e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057290
StatusPUBLIC

Content hashes

Canonical text64fd894dbc5e094f3abed1ce701d9a23454f9d3d6801eae2702cbf7d5b62b48a
Markdowna8415f9538d050e78c6663425eeecfa4ffe9e57be7d4bcb84efd70225da7c770
PDF
Publication page9c62a1d4f52508f1b312c463bc0a6c37586707b37efb542519f26b6789379410
Manifest001013e1e4c3e70627bd7e47ae58028de60ddea60710afa93873e4963bdb8620

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureFFDHQqW46Uu64NLW2fnXDYjLYL8ZiDDig6w4glYzJYGf5j8dESuCbZM/nKsQDDYfXtJFaYpqdF/oPMeKVbgrDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:22.179666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057290
observed 9c62a1d4f52508f1b312c463bc0a6c37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:22.162285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057290/manifest.json
observed 001013e1e4c3e70627bd7e47ae58028d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:22.134282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057290/publication.md
observed a8415f9538d050e78c6663425eeecfa4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:22.110716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057290/publication.txt
observed 64fd894dbc5e094f3abed1ce701d9a23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:32.788590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057290
observed 9c62a1d4f52508f1b312c463bc0a6c37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:32.770180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057290/manifest.json
observed 001013e1e4c3e70627bd7e47ae58028d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:32.754382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057290/publication.md
observed a8415f9538d050e78c6663425eeecfa4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:32.735640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057290/publication.txt
observed 64fd894dbc5e094f3abed1ce701d9a23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.