OpenTechnical

OT-2026-000024889

Publication integrity record

Single cup vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000024889) never changes.

Identity and time

Publication numberOT-2026-000024889 · never reused
Internal UUID01a0ae71-2727-7ac1-8403-7891757f51c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024889
StatusPUBLIC

Content hashes

Canonical text5281f8e90f31a5a6f177d7e79f8b656af0a726eae72ed889813cbfe209f497ce
Markdown7d529a5d64d8b1dc129ee26f9222652a0075b524e29c3d3f167576adae13f99f
PDF
Publication pagef6b88eb26b72d0116e7bbd9c8fd6182048bcac9c4092fa85954052e84474bb25
Manifesta390c427685bfa9d03a4e24c4c18fb74201ea6a4d66f6dbee267dbd1ba7f87b1

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
SignaturexpLcTGnxrDN6v5vXTZOegcv9Yqv3gEdrFrjvEsAlFKij/h4xdO3P5tJEDPqG8n2Mpzg3jkoJKEOhBDdSPAgGDA==
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

2026-09-17T11:48:12.953386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024889
observed f6b88eb26b72d0116e7bbd9c8fd61820...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:12.930466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024889/manifest.json
observed a390c427685bfa9d03a4e24c4c18fb74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:12.808241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024889/publication.md
observed 7d529a5d64d8b1dc129ee26f9222652a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:12.786498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024889/publication.txt
observed 5281f8e90f31a5a6f177d7e79f8b656a...
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.