OpenTechnical

OT-2026-000057767

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000057767) never changes.

Identity and time

Publication numberOT-2026-000057767 · never reused
Internal UUID01a0ae88-6ed7-7cd1-be74-b4aaa3196c91 · 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-2026-000057767
StatusPUBLIC

Content hashes

Canonical textd274578854943006c6f159c8cb03da5c3c63e22b656b6248c5daecf23195fbe5
Markdown184eae9096af3566000d2610b6ebda0f6e196204209946d9143fda7485abf2e5
PDF
Publication paged9e3a8d547aaddb053b9bf9703b3f60ab1e3425415f2191496219480f8937539
Manifestd44764ca45374f5ce6bb4e66a518506740a091b931aad6a5e2ca395835c27a6a

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
SignatureOiSgfT4p6mhMasxgHtcbQPUZn64NOwxHIqxk7Bjfi9d3dgT5WMl6LMh38AuOTKv3biX9wIq5Jt84sMR0cabrDg==
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

2026-09-17T10:47:18.888933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057767
observed d9e3a8d547aaddb053b9bf9703b3f60a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:18.870649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057767/manifest.json
observed d44764ca45374f5ce6bb4e66a5185067...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:18.851435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057767/publication.md
observed 184eae9096af3566000d2610b6ebda0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:18.832748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057767/publication.txt
observed d274578854943006c6f159c8cb03da5c...
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.