OpenTechnical

OT-2026-000058771

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000058771) never changes.

Identity and time

Publication numberOT-2026-000058771 · never reused
Internal UUID01a0ae89-479c-7851-b4ec-0e9fc8250644 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058771
StatusPUBLIC

Content hashes

Canonical texte784340da459df33459c3d6e436dca43bfe8d456d004b859ab6f4b86fd4b4449
Markdowneb505c45c1c00fd0cebfa435d96e98435315f57855dde57dc1a842177fd06ce0
PDF
Publication page9be3a28d62869a2e3d2298f4fb48ab93f5c5907aaecaf260af0ba4d10023e137
Manifestdb1c45dcb2d68b3df0ccfcdf01429e3e308ea312b60f0ce1a9497456764d1ab4

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
Signature0KC8gpblb81EGLC1dpCtVKYggDC3LkJh7dY4nFjNm0PA+I3yxBDDfV/2AT+QqMIoCwwkCsq0c3OcW26UClOtCg==
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...

Independent retrieval

2026-09-17T10:46:16.962984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058771
observed 9be3a28d62869a2e3d2298f4fb48ab93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:16.942263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058771/manifest.json
observed db1c45dcb2d68b3df0ccfcdf01429e3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:16.924074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058771/publication.md
observed eb505c45c1c00fd0cebfa435d96e9843...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:16.905845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058771/publication.txt
observed e784340da459df33459c3d6e436dca43...
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.