OpenTechnical

OT-2026-000057906

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented before set-down

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-2026-000057906) never changes.

Identity and time

Publication numberOT-2026-000057906 · never reused
Internal UUID01a0ae88-6ed9-7579-9fdd-a8a51576d831 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057906
StatusPUBLIC

Content hashes

Canonical text4064f83d55650d7067ef74ec9cb1aab672db2dcdc116f8e01ef47eac07fe899f
Markdownf54257e48d89f3080745948ffefabbbe63b76c395a6aba9f4e9f35b93e52998b
PDF
Publication page3ee0ee6bd8df84e14c0b8ab38f28b57d2b70b9f0bb1c473f362365f57aa7ede5
Manifest516db1717595898136cb0b731c6d964acdcfbbfdbd131fe8b4aceb1b9d795308

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
SignaturefMT646SJwyjLsov4JittKR6jSOjnF/a2hUMTWV/yMXPKC8V73AjO9ASS41imffGO7d6bHhw3bhIyrzv3fLlPCw==
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

2026-09-17T10:47:30.601870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057906
observed 3ee0ee6bd8df84e14c0b8ab38f28b57d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:30.584428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057906/manifest.json
observed 516db1717595898136cb0b731c6d964a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:30.566376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057906/publication.md
observed f54257e48d89f3080745948ffefabbbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:30.547530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057906/publication.txt
observed 4064f83d55650d7067ef74ec9cb1aab6...
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.