OpenTechnical

OT-2026-000062717

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, vented after 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-2026-000062717) never changes.

Identity and time

Publication numberOT-2026-000062717 · never reused
Internal UUID01a0ae8c-6389-7285-9962-ab22796e6da6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:11.271900Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062717
StatusPUBLIC

Content hashes

Canonical textcb5984dd8c16f7c4d50b29fee039136b8d15663c67030f8a34f474544fca4eb4
Markdown049bbc61f5118129b70d3a897360bdc2d040a8c126763e2e5b3ec5071ebe39a2
PDF
Publication page882ab638ecbf446b4a3bd42e5d020d2455d4d20b0ad2c07afe5ff42a5f3c4f66
Manifest83c39f3af0f9f3589c1616d94447565896b15116907b96a4978a8d7348d15748

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
SignaturepV6QNma+8oxQugwbC9R4tjxflKefjANV27YxKLylL0rXzareR2yON8nhXCKNw79WVdUdbZykADp5HwM+uyEIBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:39:17.203424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062717
observed 882ab638ecbf446b4a3bd42e5d020d24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:17.185360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062717/manifest.json
observed 83c39f3af0f9f3589c1616d944475658...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:17.165579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062717/publication.md
observed 049bbc61f5118129b70d3a897360bdc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:17.144015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062717/publication.txt
observed cb5984dd8c16f7c4d50b29fee039136b...
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.