OpenTechnical

OT-2026-000085006

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, single stage ejector, sustained 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-2026-000085006) never changes.

Identity and time

Publication numberOT-2026-000085006 · never reused
Internal UUID01a0ae99-43b7-76de-80c7-f7369e8ce92c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085006
StatusPUBLIC

Content hashes

Canonical text7d0a17a732e4dbc8683179c01c792f26368d3dfcc4d4c5841a629b16d3a8356b
Markdown13116bc60a97569afdcb6617f18fa2df8bf18d6b7c98b4eb0b563349b69275f4
PDF
Publication page7fa411500a506b7bc514aea4b5584dc15c6b6af8de8a3201f42bdc88119f8ba3
Manifest0671d1834147c3ef9ee8fac566a77b9c198cace1d8aba1ca1e8af99b0f9f5f0f

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
SignatureHJfU2yi2tv0BCkPi40TfvLFmZPg3i34Ai6pUUzaZfpPE0NLMEWPtY3VyjuJK6zYTjAJwMS1vsIGrnZAdVex+CA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:55:00.700549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085006
observed 7fa411500a506b7bc514aea4b5584dc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:00.684394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085006/manifest.json
observed 0671d1834147c3ef9ee8fac566a77b9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:00.666489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085006/publication.md
observed 13116bc60a97569afdcb6617f18fa2df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:00.648283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085006/publication.txt
observed 7d0a17a732e4dbc8683179c01c792f26...
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.