OpenTechnical

OT-2026-000055177

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, 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-2026-000055177) never changes.

Identity and time

Publication numberOT-2026-000055177 · never reused
Internal UUID01a0ae86-5e82-7f31-9c7b-cf58ca53c4bb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055177
StatusPUBLIC

Content hashes

Canonical text1d6332ba56e13d9eed4705a98701b3b465aceb85ecde7af8d57066e6036d87dd
Markdownd5c3e6e9d70a395646b63af7b7a37bf28dd081b6fee5c0702b68e66b05303aab
PDF
Publication pageb5ce5ef5f89f55cd4f8e227fa67280a6aa193fbd810862c1fd24f73e6f2722aa
Manifest98ebf5277b165e3b14821859804a0e25e80a858f7ef1dad2c384916f918d290a

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
SignatureHhtr1Q630dJijddK+ELURaZ1AYpUTL9/vs5eRSVUw++koW4AzjJUiEs0+35fuYM0MFUiMcl0jY64VmO8kHEmAw==
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

2026-09-17T10:53:22.071223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055177
observed b5ce5ef5f89f55cd4f8e227fa67280a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:22.055066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055177/manifest.json
observed 98ebf5277b165e3b14821859804a0e25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:22.035918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055177/publication.md
observed d5c3e6e9d70a395646b63af7b7a37bf2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:22.018072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055177/publication.txt
observed 1d6332ba56e13d9eed4705a98701b3b4...
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.