OpenTechnical

OT-2026-000060639

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, manifold 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-2026-000060639) never changes.

Identity and time

Publication numberOT-2026-000060639 · never reused
Internal UUID01a0ae8a-b7cd-7860-9214-809b4f4f1278 · 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-2026-000060639
StatusPUBLIC

Content hashes

Canonical textb1440101baa91b5a4bbc6bed6d4dfdc97d9dd6c5f1bc349173b50ab7ce844549
Markdownbfe5559566ccc4fa83e689af34fde68e9208d11436d19c7377bcc8955e2ca321
PDF
Publication page79b328a00db79dbf66c43260f5013567b5e4d8511cf60ba757333b4cadb1f974
Manifestd94073b2d20ad794656e16e82df9050a34d9e348d94a8aeb8ccbe052e9994362

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
SignatureRMaMtvkVzGdjRx28F8HSNn4Z2l0gu5v8VyAQZWgkIPPpoItGkbUAC4CHvTRsrkMIXGQvCpzeyiZmM91c2l8mCw==
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

2026-09-17T10:43:16.162237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060639
observed 79b328a00db79dbf66c43260f5013567...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:16.143650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060639/manifest.json
observed d94073b2d20ad794656e16e82df9050a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:16.124846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060639/publication.md
observed bfe5559566ccc4fa83e689af34fde68e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:16.105700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060639/publication.txt
observed b1440101baa91b5a4bbc6bed6d4dfdc9...
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.