OpenTechnical

OT-2026-000060047

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, single 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-2026-000060047) never changes.

Identity and time

Publication numberOT-2026-000060047 · never reused
Internal UUID01a0ae8a-5a70-79d6-bdba-f04cf08f39e3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060047
StatusPUBLIC

Content hashes

Canonical text6204f909c96783eff508562c3b2636234a6c5a4e0c92ab3c9b059bcc4289e04c
Markdownd503dc61425c730ac59cad9c2e35adfd8efe86d575cf97f9d81f530b7d9dfab8
PDF
Publication pageb11ac341705726ba27552af7679b8b5d61a3de6cd377b8f3743f5d0f35a089e1
Manifestdf883d243a41b4e9d1da38ee304f8d1c96a1277753694690411e12b089d275e0

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
Signature/OwOwZRE67pGz8vhFiZhtKrfnn7MH3GbCWe2K0osnzHGYw5yI51SmsQ5g3+626rvutavcdzgSX/epnABjSFGDw==
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

2026-09-17T10:43:40.164291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060047
observed b11ac341705726ba27552af7679b8b5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:40.145499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060047/manifest.json
observed df883d243a41b4e9d1da38ee304f8d1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:40.125818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060047/publication.md
observed d503dc61425c730ac59cad9c2e35adfd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:40.108979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060047/publication.txt
observed 6204f909c96783eff508562c3b263623...
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.