OpenTechnical

OT-2026-000060598

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, vented after 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-2026-000060598) never changes.

Identity and time

Publication numberOT-2026-000060598 · never reused
Internal UUID01a0ae8a-b7cd-77f5-b780-fdd8ff5d60b6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060598
StatusPUBLIC

Content hashes

Canonical text3cd24b70186ffbca1df94cda28c50b5195b272c1f84f37eb25f75a048cc8264c
Markdowne3a19df7e915ad22ef41ecc26c0413228a91cf5cd75f69f12d4f6724a446b112
PDF
Publication paged5259b22694cd814c8318fa7b667f097d247582f8c9382930cf8f8c548ae5a9c
Manifest5e09f94bac2ac8ade18f31484b9c24a5c48ee7e1ce8d1b8fe08b89589bfc69ad

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
SignatureOuferx2ehPmL0OXjAowIIdYJ702mc54kXB9hfI/E5DhtVwChOM+Vy00bNm21fi4mwqE6y3C7NLjwHhVqC3RRCg==
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

2026-09-17T10:43:13.235069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060598
observed d5259b22694cd814c8318fa7b667f097...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:13.216264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060598/manifest.json
observed 5e09f94bac2ac8ade18f31484b9c24a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:13.198778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060598/publication.md
observed e3a19df7e915ad22ef41ecc26c041322...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:13.182453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060598/publication.txt
observed 3cd24b70186ffbca1df94cda28c50b51...
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.