OpenTechnical

OT-2026-000058673

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000058673) never changes.

Identity and time

Publication numberOT-2026-000058673 · never reused
Internal UUID01a0ae88-f39d-7cb5-b533-6453fe092f4f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058673
StatusPUBLIC

Content hashes

Canonical textc69adb432ec6b6d6218645edc71eceb8cd24b0a8af7757bb7cdd008f6b68211d
Markdownd3c6350d41a9adff2a77a719770bb944c3aaaa1147b01225caaf937882130b99
PDF
Publication pagecd48c69aaac4a00501aa325a4ab63e10db410ec454d0e04c8795beee8a3af340
Manifest28bf42f3fc0a742e0771b8ebd9b0fe875947969e89500371431d78409c554056

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
SignatureEpmKupsxQacd+ng5Pd1MeUTmKnZVF7SB2tpSq1S+6VPzDl0WvvQ4PDhbqj4olVmPCNPpCUqPE7hl3ht5YWuMDw==
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

2026-09-17T10:47:11.523152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058673
observed cd48c69aaac4a00501aa325a4ab63e10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:11.505768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058673/manifest.json
observed 28bf42f3fc0a742e0771b8ebd9b0fe87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:11.489200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058673/publication.md
observed d3c6350d41a9adff2a77a719770bb944...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:11.472130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058673/publication.txt
observed c69adb432ec6b6d6218645edc71eceb8...
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.