OpenTechnical

OT-2026-000095548

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, three stage ejector, pressure sensor per zone, 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-2026-000095548) never changes.

Identity and time

Publication numberOT-2026-000095548 · never reused
Internal UUID01a0ae9f-8f74-792c-836b-c649ae086cfa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095548
StatusPUBLIC

Content hashes

Canonical text40b16ef23014b5087f6dbc5943c8e75d7f465217602146cfd8c4077f192db274
Markdowne4a510e1a9ad4a3a4f81b72a60c4bcdcce89e8d60dab0c7212c27869679f5aa9
PDF
Publication page789e03ffb99c11359616dd57250e48e462efe4b0261d22a52930fc07f7c1e2f8
Manifest00de1f39ba263d15f7eb410f4731a0e4106bc0f3d3e86577a5be7ee4dd25990d

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
SignatureIjHaEIFDaiQEPuizj2I0RP9RYnXiRO6vtQmzPChDfc34pOVBCKYXpM2Sh2dPxwkiNUvs45eOxckIBbg2pigHAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:57.718821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095548
observed 789e03ffb99c11359616dd57250e48e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:57.703684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095548/manifest.json
observed 00de1f39ba263d15f7eb410f4731a0e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:57.688234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095548/publication.md
observed e4a510e1a9ad4a3a4f81b72a60c4bcdc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:57.669296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095548/publication.txt
observed 40b16ef23014b5087f6dbc5943c8e75d...
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.