OpenTechnical

OT-2026-000055595

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, three stage ejector, supply line 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-2026-000055595) never changes.

Identity and time

Publication numberOT-2026-000055595 · never reused
Internal UUID01a0ae86-a103-7aa2-a05a-dbb0e6c9d279 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055595
StatusPUBLIC

Content hashes

Canonical texte5a57844d4b46c44041285ce9fe060e90161159facb476a06da32510ab78b0ff
Markdown319e98d969b0e92f3858c84ccafa28e1ee6929784e12431aac1bb9a1637622c2
PDF
Publication page15967d49bda86775f3f38a56b7a1a645d7fc0e0be07e823056f3ba75c44366d6
Manifestbed94f2e62f1ea979e5ea14846e414c1953088760de845a65fa46178bf96f612

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
Signature3T2JEl2TXsqu+gxg1ZzFW/76srAfD/xZcRrwpcrxeFc4fViTiuArVm9slfPDSB9nTGvzHkTEzao2DESG2fS3AA==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:52:50.080590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055595
observed 15967d49bda86775f3f38a56b7a1a645...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:50.064502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055595/manifest.json
observed bed94f2e62f1ea979e5ea14846e414c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:50.047614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055595/publication.md
observed 319e98d969b0e92f3858c84ccafa28e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:50.029264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055595/publication.txt
observed e5a57844d4b46c44041285ce9fe060e9...
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.