OpenTechnical

OT-2026-000010349

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, pump fed, manifold pressure sensor, 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-2026-000010349) never changes.

Identity and time

Publication numberOT-2026-000010349 · never reused
Internal UUID01a0ae6c-0ee6-73de-8820-6fa9d5b21e0e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010349
StatusPUBLIC

Content hashes

Canonical text653a071b53820a6ac0bed50b0762bc0327891fe93de1da45aa6ef0d344c369b1
Markdown9b64b40b516aecd1ac52d57e001eeacd9240a45bd0b0c7baa64f8c31ca4d2da5
PDF
Publication page229b123906aaecb15b954388db4f3669f7e132126232950ca445a422d5d5b431
Manifestae7e38d9d1ac4572706d4f4fcbea80b7d4eb3431c83fa255e6e9e9504f112342

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
SignatureL1XM7/ccaToaYzGg14z37kHVytnq46Rwk9sOwMJeNXq6EkqptxQ7S014w8DCfFa+jJFk+LE0RK9/lUIAME+GBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:14:27.247777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010349
observed 229b123906aaecb15b954388db4f3669...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:27.228230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010349/manifest.json
observed ae7e38d9d1ac4572706d4f4fcbea80b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:27.207470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010349/publication.md
observed 9b64b40b516aecd1ac52d57e001eeacd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:27.186701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010349/publication.txt
observed 653a071b53820a6ac0bed50b0762bc03...
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.