OpenTechnical

OT-2026-000008618

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, two stage ejector, sustained blow-off 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-2026-000008618) never changes.

Identity and time

Publication numberOT-2026-000008618 · never reused
Internal UUID01a0ae6a-e46b-7b99-bf21-2ba019dd71a2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008618
StatusPUBLIC

Content hashes

Canonical textd56e0dc7116b678a6547c246fde58a378c42fc742ab67c7334c0e7ba4360d68b
Markdown047a42df28822568851b7ad7ef02381db654920202f80ec8d8a7d33c634bd1d6
PDF
Publication page962228c87a8c72fcceb84f41d0261844fd554324dd3b904e43f2979af9023c53
Manifest3a1bbd187f2613c54cafa11ac052237c7e4f5a3ef2b47de0629a240e0658eb74

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
SignatureCtyYWcwYLUV0OPbNQNE3mT4eZoinZ5VpfrMA/jNQymrb9ifFP51eASpNRUnDhRGboc07dVyGosGpZmtOWoyBBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:34.700758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008618
observed 962228c87a8c72fcceb84f41d0261844...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:34.677408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008618/manifest.json
observed 3a1bbd187f2613c54cafa11ac052237c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:34.659057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008618/publication.md
observed 047a42df28822568851b7ad7ef02381d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:34.636644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008618/publication.txt
observed d56e0dc7116b678a6547c246fde58a37...
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.