OpenTechnical

OT-2026-000056938

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000056938) never changes.

Identity and time

Publication numberOT-2026-000056938 · never reused
Internal UUID01a0ae87-7af9-7df8-8638-95b07d50f112 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056938
StatusPUBLIC

Content hashes

Canonical textd9b28afa59c6fe7ebf33b62d0308cfda11d1642c8681807e1b0dcfa2b097228b
Markdown20d572c32ebc6166514eb2f18daeff8a474e2a31457b2ca456c40e626e03a5bf
PDF
Publication page2a0415dfc94b165458a542e5d969db8a2804016c515482621d45376eea1792d8
Manifest0b159d2c5c3050234872a3e273c6c72c5d626b389d822d4d3a6d9c0a483b61f8

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
Signature4wH5keQlmWxL/HT9ft7h8QBY4MmGPfarM5rft/BuH4hPTh9lSpQmthKKFI4GQz75Vdr4Y7k/ZCIKSFgFOBy0BA==
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

2026-09-17T10:50:29.317217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056938
observed 2a0415dfc94b165458a542e5d969db8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:29.299001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056938/manifest.json
observed 0b159d2c5c3050234872a3e273c6c72c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:29.280860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056938/publication.md
observed 20d572c32ebc6166514eb2f18daeff8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:29.264905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056938/publication.txt
observed d9b28afa59c6fe7ebf33b62d0308cfda...
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.