OpenTechnical

OT-2026-000055594

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, manifold 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-2026-000055594) never changes.

Identity and time

Publication numberOT-2026-000055594 · never reused
Internal UUID01a0ae86-a103-7063-ae21-dbaea4ab1601 · 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-2026-000055594
StatusPUBLIC

Content hashes

Canonical textf4b0a36fb79a4816b54d032e92393aa3b7f91b1c178c5df470b6595e75298af9
Markdown563ec0bc0f5eb2ad40831ec35cc06558772f30c9b1d33bcc6c72cbe619eb8ef1
PDF
Publication pageabe322ac881461b0b755ee44b1c6f0757aab80d6ef7bcfa3d457ec255ce04c7c
Manifest3a3a0ae9ab011378d8aa5fbbaa8fb43d0e96e05a1022adb342533758fa4dee9a

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
SignaturehQ3bd3a7kqfMvfxJq8hwOw92jF2vCE2a7lgOJADJmclrOZO5lNfl7jXRD70KSK7Rws1hI+LtXaUyeoPfwEs1Bw==
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

2026-09-17T10:52:50.009262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055594
observed abe322ac881461b0b755ee44b1c6f075...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:49.989796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055594/manifest.json
observed 3a3a0ae9ab011378d8aa5fbbaa8fb43d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:49.973531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055594/publication.md
observed 563ec0bc0f5eb2ad40831ec35cc06558...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:49.957263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055594/publication.txt
observed f4b0a36fb79a4816b54d032e92393aa3...
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.